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$56+ Cheap flights from the United States to San Antonio (SAT)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/20. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SAT
Jan 20 — Jan 271
Tue 1/20
Tue 1/27
1 adult, Economy
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Cheap flight deals from USA to San Antonio

Cheapest flights from USA to San Antonio
Explore the most affordable flight options available from USA to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 21, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:22 pmLAX - SAT
1 stop17h 01mFrontier
Mon 1/512:18 pmSAT - LAX
1 stop26h 24mFrontier
Deal found 12/18$185
This Kiwi.com deal was found by Cheapflights users on 12/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:22 pmLAX - SAT
1 stop17h 01mMultiple Airlines
Sun 1/46:35 amSAT - LAX
Nonstop3h 26mMultiple Airlines
Deal found 12/20$191
This Kiwi.com deal was found by Cheapflights users on 12/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:22 pmLAX - SAT
1 stop17h 01mFrontier
Sun 1/46:45 amSAT - LAX
1 stop26h 57mFrontier
Deal found 12/20$202
This Super.com deal was found by Cheapflights users on 12/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2910:29 pmDEN - SAT
1 stop9h 54mFrontier
Mon 1/56:45 amSAT - DEN
Nonstop2h 24mFrontier
Deal found 12/20$214
This Kiwi.com deal was found by Cheapflights users on 12/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:22 pmLAX - SAT
1 stop17h 01mMultiple Airlines
Mon 1/56:45 amSAT - LAX
2 stops12h 19mMultiple Airlines
Deal found 12/18$219
This Frontier deal was found by Cheapflights users on 12/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2910:29 pmDEN - SAT
1 stop9h 54mFrontier
Thu 1/110:18 amSAT - DEN
1 stop8h 21mFrontier
Deal found 12/19$234
This Kiwi.com deal was found by Cheapflights users on 12/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:22 pmLAX - SAT
1 stop17h 01mMultiple Airlines
Sat 1/36:35 amSAT - LAX
Nonstop3h 26mMultiple Airlines
Deal found 12/19$239
This Kiwi.com deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/303:30 pmLAX - SAT
2 stops39h 53mMultiple Airlines
Sun 1/46:35 amSAT - LAX
Nonstop3h 26mMultiple Airlines
Deal found 12/21$241
This Priceline deal was found by Cheapflights users on 12/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/209:55 pmORD - SAT
1 stop11h 28mFrontier
Thu 1/159:09 amSAT - ORD
1 stop10h 32mFrontier
Deal found 12/19$253
This Expedia deal was found by Cheapflights users on 12/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/318:17 amBWI - SAT
1 stop10h 59mFrontier
Mon 1/57:11 pmSAT - BWI
1 stop25h 52mFrontier
Deal found 12/19$253
This CheapOair deal was found by Cheapflights users on 12/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3110:29 pmDEN - SAT
1 stop9h 54mFrontier
Sat 1/32:52 pmSAT - DEN
1 stop14h 06mFrontier
Deal found 12/20$258
This Frontier deal was found by Cheapflights users on 12/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2210:29 pmDEN - SAT
1 stop9h 54mFrontier
Thu 12/2510:18 amSAT - DEN
1 stop8h 21mFrontier
Deal found 12/19$264

Find flight deals from USA to San Antonio

Keep the following information in mind while searching for USA to San Antonio flight deals. Data was last updated December 21, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$103
(Kiwi.com)

One-way from

$56
(Super.com)

Popular in

December

Cheapest in

September

Average price

$537

Good round-trip deal

$96 or less

Good one-way deal

$77 or less
Provider with most accurate pricing for New York (NYC)-San Antonio flight deals.
Search Deals
Provider most trusted by Cheapflights users for New York (NYC)-San Antonio flights.
Search Deals
From USA to San Antonio
Search Deals
One-way flight from USA to San Antonio
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($52 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from USA to San Antonio.
Search Deals
Price to beat on a one-way flight from USA to San Antonio.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from USA to San Antonio that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 21, 2025.
Use the filters below to find and compare flights from the United States to San Antonio that are best for you.

Fly from

USA

Fly to

San Antonio

Route

Depart

Return

Price

DenverSan Antonio

DEN - SAT

DENSAT

Denver Intl

Fri 2/20

4:20 pm-7:37 pm

Nonstop2h 17m

San Antonio

Mon 2/23

9:39 pm-3:56 am

1 stop7h 17m

$117

DenverSan Antonio

DEN - SAT

DENSAT

Denver Intl

Thu 1/8

6:00 am-9:18 am

Nonstop2h 18m

San Antonio

Mon 1/12

12:21 pm-11:19 pm

1 stop11h 58m

$121

DenverSan Antonio

DEN - SAT

DENSAT

Denver Intl

Fri 1/16

7:00 am-10:22 am

Nonstop2h 22m

San Antonio

Mon 1/19

4:25 pm-10:27 am

1 stop19h 02m

$148

DenverSan Antonio

DEN - SAT

DENSAT

Denver Intl

Sat 3/7

9:00 pm-12:17 am

Nonstop2h 17m

San Antonio

Mon 3/9

3:26 pm-11:04 pm

1 stop8h 38m

$165

BaltimoreSan Antonio

BWI - SAT

BWISAT

Baltimore/Washington

Thu 2/19

5:58 pm-9:30 am

2 stops16h 32m

San Antonio

Mon 2/23

1:57 pm-6:59 pm

1 stop28h 02m

$185

BaltimoreSan Antonio

BWI - SAT

BWISAT

Baltimore/Washington

Thu 1/29

5:37 pm-9:40 am

1 stop17h 03m

San Antonio

Tue 2/3

6:30 am-5:10 pm

1 stop9h 40m

$192

DenverSan Antonio

DEN - SAT

DENSAT

Denver Intl

Sun 2/8

4:43 pm-12:38 am

1 stop6h 55m

San Antonio

Tue 2/10

5:20 am-1:37 pm

1 stop9h 17m

$197

BaltimoreSan Antonio

BWI - SAT

BWISAT

Baltimore/Washington

Sun 1/11

6:00 am-6:18 pm

1 stop13h 18m

San Antonio

Fri 1/16

10:35 am-8:31 am

1 stop20h 56m

$203

DenverSan Antonio

DEN - SAT

DENSAT

Denver Intl

Fri 1/16

9:53 am-1:09 pm

Nonstop2h 16m

San Antonio

Mon 1/19

4:43 pm-6:11 pm

Nonstop2h 28m

$217

DenverSan Antonio

DEN - SAT

DENSAT

Denver Intl

Sat 1/17

6:14 am-2:43 pm

1 stop7h 29m

San Antonio

Wed 1/21

1:03 pm-7:29 pm

1 stop7h 26m

$217

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/20

Showing 1-10 of 60 results
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Best time to book a flight from USA to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from USA with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from the United States to San Antonio

What is the cheapest month to book a flight from USA to San Antonio?

Currently, July is the cheapest month in which you can book a flight from USA to San Antonio (average of $34). Flying from USA to San Antonio in March is currently the most expensive (average of $76). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from US to SAT?

Find hourly flight availability from USA to San Antonio. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 21, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 21% on flights from USA to San Antonio by exploring options for tickets in the afternoon.

What is the cheapest day to fly from USA to San Antonio?

Use this chart to determine the cheapest time to fly round-trip from USA to San Antonio. Price data was last updated on December 20, 2025.

Travelers seeking maximum savings on their USA to San Antonio flight should consider departing on Wednesday at noon when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from USA to San Antonio

Explore weekly flight availability from USA to San Antonio. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated December 21, 2025.

The most flights from US0 to SAT are scheduled on a Monday (25 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (6 on average).

How often are flights from the United States to San Antonio delayed?

About 14% of weekly flights between United States and San Antonio have experienced delays in the past year, with the average delay time being 144 minutes.

What is the most punctual flight time for the United States to San Antonio flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Wednesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on the United States to San Antonio flights?

Over the last year, Spirit Airlines have had the lowest number of delays on this route, with just 9% of flights being delayed.

The best insider tips for theUnited States to San Antonio flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your theUnited States to San Antonio trip
Airlines
American Airlines

American’s Main Cabin Extra offers 34”-35” seat pitch for added comfort.


American’s Flagship Business has 20” wide seats with a 6’ 7” lay-flat bed.

Read more about American AirlinesBy Marisa Garcia
Delta

Delta’s Comfort Plus offers extra legroom, earlier boarding, and complimentary drinks.


Delta’s free Wi-Fi is available on most domestic flights for SkyMiles members.

Read more about DeltaBy Harriet Baskas
United Airlines

United’s Basic Economy forbids carry-ons unless you’re a MileagePlus member or have a qualifying credit card.


United’s Economy Plus offers extra legroom seats at the front of the economy cabin.

Read more about United AirlinesBy Harriet Baskas
Spirit Airlines

Spirit’s Big Front Seats offer 11 inches more legroom and larger tray tables.


Spirit’s Saver$ Club offers rotating deals and discounts on luggage and seats.

Read more about Spirit AirlinesBy Daniel Scheffler
Frontier

Frontier’s UpFront Plus guarantees an empty middle seat for extra comfort.


Frontier’s Zone 1 boarding is available with a carry-on purchase or special fare bundle.

Read more about FrontierBy Marisa Garcia
Alaska Airlines

Alaska’s Saver Fare allows a carry-on but restricts seat selection and changes.


Alaska’s Wi-Fi is a flat fee, ideal for getting work done on longer flights.

Read more about Alaska AirlinesBy Robert Schrader
Airports
SAT

For quick access to downtown, use VIA Metropolitan Transit bus Route 5 from SAT, which takes about 30 minutes with multiple stops.

Read more about SATBy Ramsey Qubein
Our travel experts
Marisa Garcia

Marisa Garcia

Expert on American Airlines and Frontier

Marisa Garcia

Marisa Garcia

Marisa knows planes inside and out, spending 16 years working on aircraft in hangars at airports around the world. She is an aviation industry expert, specialized in airline interiors and regulations. Ten years ago, she pivoted to journalism. She shares her insights in leading aviation, travel, and business publications and on her site FlightChic.

Read more
Harriet Baskas

Harriet Baskas

Expert on Delta and United Airlines

Harriet Baskas

Harriet Baskas

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more
Daniel Scheffler

Daniel Scheffler

Expert on Spirit Airlines

Daniel Scheffler

Daniel Scheffler

Daniel Scheffler is a travel writer, podcaster, and producer. Born in Africa, bred in Europe and now living in America he has traveled to 140 countries (and all 50 U.S. states). Plus he has stayed at over 2500 hotels across the globe. His original shows Everywhere and Without Maps (available on Spotify) showcase his beliefs, travel is about humanity and sharing that beauty. And thus it reminds you that you shouldn’t believe everything you think.

Read more
Robert Schrader

Robert Schrader

Expert on Alaska Airlines

Robert Schrader

Robert Schrader

One of the web's original travel bloggers, Robert launched his first site Leave Your Daily Hell in 2009. Since then, he's expanded into destination niche sites (one each for Japan, Thailand and Taiwan), in addition to having written for the inflight magazines of Singapore Airlines and Korean Air. Overall, he's visited nearly 100 countries, and flies business as often as possible.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on SAT

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

Reviews of airlines servicing San Antonio

Get insights into the airlines that provide service to San Antonio. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Antonio. Reviews last updated December 21, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta, and United Airlines from the United States to San Antonio to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,258 reviews

Entertainment

7.5

Crew

8.6

Food

7.0

Comfort

8.0

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,258 reviews
Southwest
8.0
Very good
4,258 reviews

Entertainment

7.5

Crew

8.6

Food

7.0

Comfort

8.0

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,021 reviews
Southwest
8.0
Very good
4,258 reviews

Entertainment

7.5

Crew

8.6

Food

7.0

Comfort

8.0

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,100 reviews
Southwest
8.0
Very good
4,258 reviews

Entertainment

7.5

Crew

8.6

Food

7.0

Comfort

8.0

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,050 reviews
Southwest
8.0
Very good
4,258 reviews

Entertainment

7.5

Crew

8.6

Food

7.0

Comfort

8.0

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Spirit Airlines
6.3
Okay
8,194 reviews
Southwest
8.0
Very good
4,258 reviews

Entertainment

7.5

Crew

8.6

Food

7.0

Comfort

8.0

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from USA to San Antonio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to San Antonio from United States?

    Located just 7.6 mi from the city center, San Antonio (SAT) is the airport most travelers will use when flying to San Antonio from United States.

  • How popular is this USA to San Antonio flight route?

    Flights from United States to San Antonio have been viewed 92 times in the past calendar month.

  • How long is the flight from USA to San Antonio?

    Frontier, Spirit Airlines, and Delta can get you from USA to San Antonio in just under 2h 17m. Your travel time can differ by up to 13h 47m. USA and San Antonio are separated by a distance of 795 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from USA to San Antonio one-way?

    For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $31. Users have also found prices from $36 and $38 on Frontier and Southwest, respectively.

  • What are the most popular routes from USA to San Antonio?

    When deciding which route to take from USA to San Antonio consider New York John F Kennedy Intl - San Antonio, Los Angeles - San Antonio or Newark - San Antonio as they are the most popular.

  • What are the most reliable airlines from USA to San Antonio?

    The top 3 most reliable airlines when flying from USA to San Antonio are LATAM Airlines (93%), KLM (92%) and EL AL (92%).

  • What are the cheapest flights from USA to San Antonio?

    The cheapest flight price from USA to San Antonio is $56. On average you can expect to pay $700. The most popular route, (New York John F Kennedy Intl - San Antonio), can usually be booked for $184.

  • Can I find deals for flights from USA to San Antonio that include hotel bookings?

    Yes. In addition to deals on USA to San Antonio flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from USA to San Antonio?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from USA to San Antonio.

  • Can I find deals for business class flights from USA to San Antonio?

    Yes. Cheapflights offers flight deals from USA to San Antonio by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from USA to San Antonio?

    Currently, July is the cheapest month in which you can book a flight from USA to San Antonio (average of $34). Flying from USA to San Antonio in March is currently the most expensive (average of $76). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
New Braunfels
Kerrville

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Alternative routes for USA to San Antonio

See prices for flight routes from nearby airports that may be better suited for you.
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Top 8 airlines flying from USA to San Antonio

Discover the top 8 airlines that operate flights from USA to San Antonio. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$70Average$190FlexibilityNo cancel feeOn-time65%
FrontierCheapest$72Average$204FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$97Average$369FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$109Average$375FlexibilityNo cancel feeOn-time71%
DeltaCheapest$110Average$346FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$186Average$451FlexibilityNo cancel feeOn-time69%
JetBlueCheapest$227Average$227FlexibilityNo cancel feeOn-time62%
Alaska AirlinesCheapest$249Average$710FlexibilityNo cancel feeOn-time75%

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